Microsoft patches CVE-2026-20841, a high-severity Windows Notepad flaw that could allow code execution via malicious Markdown files.

Overview On February 11, 2026, NSFOCUS CERT monitored Microsoft’s release of its February security update patches, addressing 59 security issues across widely used products such as Windows, Azure, ...

Microsoft fixes a critical Notepad vulnerability in Windows 11 that could allow remote code execution via malicious Markdown files. Here are the details ...

TL;DR: Windows 11's Notepad app has a security flaw rated as a 'high' severity vulnerability, one that allows for remote code execution. The good news is that it's already been patched by Microsoft, ...

A new and dangerous vulnerability has appeared in Windows 11 Notepad. Although it has already been patched, many experts are wondering why Microsoft added features that opened the door to it. Windows ...

Whatever else you can say about Windows 11—and whatever you think about its pushy tendencies and the Copilot feature that has been rolled out to pretty much everyone despite being labeled a ...

Microsoft is reportedly working on yet another "advanced" Notepad feature that has little to do with basic text editing.